BaZi Guide

Yi Hai (乙亥) Day Pillar

In Korean Saju this pillar is called Eulhae.

Day Master
Yi (乙) · Wood (木)
Day Branch
Hai (亥) · Water (水)
Nayin (sound element)
山頭火 · Fire (火)
Life stage
Death (死)Still and absorbed — single-well concentration.
Hidden stems
Wu (戊) Harvest Star (正財) · Jia (甲) Rival Star (劫財) · Ren (壬) Scholar Star (正印)

Personality

The Day Master (日干) Yi (乙) has the energy of vines and flowers, being flexible and highly sociable. The Day Branch (日支) Hai (亥) is generous and thoughtful. Since the Day Branch supports the Day Master, it is a structure (格局) where one receives help from their spouse and environment.

Spouse palace

Benefiting from the spouse, stability and advancement follow after marriage. The Day Branch Hai, as the spouse palace, implies a spouse who is generous and thoughtful.

Strengths

In the Twelve Stages of Life (十二運星), it corresponds to Death (死), indicating an immersive type who digs deep into one well, and has an affinity for academic pursuits.

Watch out for

There may be times when your drive weakens, so encourage yourself.

Work and money

Work for the Yi Hai (Eulhae) day pillar resembles a vine spreading along the water's edge: it grows by absorbing knowledge and material. With Direct Resource (正印) as the branch's main qi, research, teaching, publishing, counseling and planning suit it well, and credentials or deep expertise tend to turn trust into income. Hidden Direct Wealth (正財) points to steady, salary-style money, but hidden Rob Wealth (劫財) warns that funds can leak through partnerships or favors for friends. Putting joint investments and guarantees in writing, and caring more about how money is protected than how fast it grows, tends to serve this pillar well.

Love and relationships

A person born on a Yi Hai day usually loves by quietly seeping in rather than making grand gestures. Like a flowering plant floating on deep water (亥), they read a partner's mood well and adjust, showing care through small attentions more than words. Their friendships run deep rather than wide: a handful of long-time friends who hear the real story. Hidden Rob Wealth (劫財) can surface as a quiet rivalry or hurt feelings with people close to them, and the Yi Hai habit is to swallow it until one day they simply step back. Voicing small discomforts gently, as they come up, keeps these bonds healthy.

Making the most of it

The key to making the most of the Yi Hai pillar lies in giving the Death (死) stage's focus a direction. In the twelve stages, Death is not an ending but a turning inward — outer activity pauses so attention can sink deep — so choosing one subject and working at it over years is where a reputation grows. When Direct Resource (正印) runs strong, though, preparation can stretch on endlessly; publishing something small each month, even a short write-up, keeps the balance. And like the bright "fire on the mountaintop" (山頭火) napeum, stepping into visible roles now and then lets others see what has been built.

About the Yi (乙) Day Master

Soft and flexible vitality. Adapts quickly to environments and has great sociability, but dependency and indecisiveness are its shadows.

About the Yi (乙) Day Master

Other pillars with the same Day Master